uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/tools/text/nawk/default.nix

@@ -0,0 +1,40 @@
+{ lib, stdenv, fetchFromGitHub, bison, buildPackages }:
+
+stdenv.mkDerivation rec {
+  pname = "nawk";
+  version = "unstable-2021-02-15";
+
+  src = fetchFromGitHub {
+    owner = "onetrueawk";
+    repo = "awk";
+    rev = "c0f4e97e4561ff42544e92512bbaf3d7d1f6a671";
+    sha256 = "kQCvItpSJnDJMDvlB8ruY+i0KdjmAphRDqCKw8f0m/8=";
+  };
+
+  depsBuildBuild = [ buildPackages.stdenv.cc ];
+  nativeBuildInputs = [ bison ];
+  makeFlags = [
+    "CC=${stdenv.cc.targetPrefix}cc"
+    "HOSTCC=${if stdenv.buildPlatform.isDarwin then "clang" else "cc"}"
+  ];
+
+  installPhase = ''
+    runHook preInstall
+    install -Dm755 a.out "$out/bin/nawk"
+    install -Dm644 awk.1 "$out/share/man/man1/nawk.1"
+    runHook postInstall
+  '';
+
+  meta = {
+    description = "The one, true implementation of AWK";
+    longDescription = ''
+       This is the version of awk described in "The AWK Programming
+       Language", by Al Aho, Brian Kernighan, and Peter Weinberger
+       (Addison-Wesley, 1988, ISBN 0-201-07981-X).
+    '';
+    homepage = "https://www.cs.princeton.edu/~bwk/btl.mirror/";
+    license = lib.licenses.mit;
+    maintainers = [ lib.maintainers.konimex ];
+    platforms = lib.platforms.all;
+  };
+}